Paula Green - Oct 28, 2025 Form 4 Insider Report for Twist Bioscience Corp (TWST)

Role
SVP of Human Resources
Signature
/s/ Kendra Fox, as Attorney-in-Fact for Paula Green
Stock symbol
TWST
Transactions as of
Oct 28, 2025
Transactions value $
$0
Form type
4
Date filed
10/30/2025, 04:05 PM
Previous filing
Oct 8, 2025
Next filing
Nov 3, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Green Paula SVP of Human Resources C/O TWIST BIOSCIENCE CORPORATION, 681 GATEWAY BLVD., SOUTH SAN FRANCISCO /s/ Kendra Fox, as Attorney-in-Fact for Paula Green 2025-10-30 0001753672

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TWST Common Stock Award $0 +35.5K +30.97% $0.00 150K Oct 28, 2025 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents Performance Stock Units for which target criteria was determined to have been met on October 28, 2025. 60% of the PSUs remain subject to time-based vesting and will vest on October 1, 2026, subject to continued service or acceleration of vesting as provided in the award agreement.